Scott Tracy writes: The plane crashed near Nogales, Ariz., because the pilot had turned off the engine and never noticed, the National Transportation Safety Board ruled Tuesday. The board chairman, Mark V. Rosenker, said part of the problem was inadequate supervision and regulation of U.A.V.'s.
"We definitely need to change the mind-set from computer game-boy to pilot of an aircraft," he said. If the object was simply to operate a computer console, with no reference to safety on the ground, "you could get an 8- or 10-year-old kid who probably could fly it better than what the pilots are doing."